public MongoStores(IMongoDatabase database,
IProjectionRebuilder projectionRebuilder = null,
MongoEventStreamReader eventStreamReader = null,
MongoEventStoreSetttings setttings = null)
{
if (database == null)
{
throw new ArgumentNullException(nameof(database));
}
_projectionRebuilder = projectionRebuilder;
_eventStreamReader = eventStreamReader;
if (setttings == null)
{
setttings = new MongoEventStoreSetttings();
}
setttings.Validate();
Settings = setttings;
Client = database.Client;
DatabaseName = database.DatabaseNamespace.DatabaseName;
_eventStore = new MongoEventStore(database, setttings)
{
JsonSettings = JsonSettings
};
_snapshotStore = new MongoSnapshotStore(_eventStore, database, setttings);
}
public async Task Should_update_specific_projections()
{
// Arrange
var activeUser = new User(Guid.NewGuid(), "Bryan", "Cranston", new DateTime(1956, 3, 7));
activeUser.ChangeFirstName("Walter");
activeUser.ChangeLastName("White");
activeUser.ChangeFirstName("Walt");
activeUser.ChangeLastName("Heisenberg");
var strategy = new MongoProjectionStrategy();
var documentStore = new MongoProjectionStore(strategy, _fixture.Database);
var allUserProjection = new AllUserProjections(documentStore);
var onlyActiveUserProjection = new OnlyActiveUserProjections(documentStore);
var projectionProcessor = new ProjectionRebuilder(documentStore, new object[] { allUserProjection, onlyActiveUserProjection });
var eventStreamReader = new MongoEventStreamReader(_fixture.Database);
var stores = new MongoStores(_fixture.Database, projectionProcessor, eventStreamReader);
var session = SessionHelper.Create(stores, stores);
await session.AddAsync(activeUser).ConfigureAwait(false);
await session.SaveChangesAsync().ConfigureAwait(false);
var reader1 = documentStore.GetReader <Guid, AllUserView>();
reader1.TryGet(activeUser.Id, out AllUserView view1).Should().BeTrue();
if (view1 != null)
{
view1.Id.Should().Be(activeUser.Id);
view1.BirthMonth.Should().Be(3);
view1.BirthYear.Should().Be(1956);
view1.Fullname.Should().Be("Heisenberg, Walt");
view1.DeactivatedAt.Should().BeNull();
view1.Lifetime.Should().BeNull();
}
var reader2 = documentStore.GetReader <Guid, ActiveUserView>();
reader2.TryGet(activeUser.Id, out ActiveUserView view2).Should().BeTrue();
if (view2 != null)
{
view2.Id.Should().Be(activeUser.Id);
}
}
public async Task Should_project_multiples_views()
{
// Arrange
var activeUser = new User(Guid.NewGuid(), "Bryan", "Cranston", new DateTime(1956, 3, 7));
activeUser.ChangeFirstName("Walter");
activeUser.ChangeLastName("White");
activeUser.ChangeFirstName("Walt");
activeUser.ChangeLastName("Heisenberg");
var inactiveUser = new User(Guid.NewGuid(), "Aaron Paul", "Sturtevant", new DateTime(1979, 8, 27));
inactiveUser.ChangeLastName("Bruce Pinkman");
inactiveUser.ChangeFirstName("Jesse");
inactiveUser.Deactivate();
var stores = new MongoStores(_fixture.Database);
var session = SessionHelper.Create(stores, stores);
await session.AddAsync(activeUser).ConfigureAwait(false);
await session.AddAsync(inactiveUser).ConfigureAwait(false);
await session.SaveChangesAsync().ConfigureAwait(false);
var eventStreamReader = new MongoEventStreamReader(_fixture.Database);
var strategy = new MongoProjectionStrategy();
var documentStore = new MongoProjectionStore(strategy, _fixture.Database);
var allUserProjection = new AllUserProjections(documentStore);
var onlyActiveUserProjection = new OnlyActiveUserProjections(documentStore);
// Act
var projectionProcessor = new ProjectionRebuilder(documentStore, new object[] { allUserProjection, onlyActiveUserProjection });
await projectionProcessor.RebuildAsync(eventStreamReader).ConfigureAwait(false);
// Assert
var tempCollection = _fixture.Database.GetCollection <BsonDocument>(_fixture.Settings.TempProjectionsCollectionName);
var collection = _fixture.Database.GetCollection <BsonDocument>(_fixture.Settings.ProjectionsCollectionName);
var filterBuilder = new FilterDefinitionBuilder <BsonDocument>();
var filter = filterBuilder.In("_t", new[] { nameof(AllUserView), nameof(ActiveUserView) });
tempCollection.Count(filter).Should().Be(3);
collection.Count(filter).Should().Be(3);
var reader1 = documentStore.GetReader <Guid, AllUserView>();
reader1.TryGet(activeUser.Id, out AllUserView view1).Should().BeTrue();
if (view1 != null)
{
view1.Id.Should().Be(activeUser.Id);
view1.BirthMonth.Should().Be(3);
view1.BirthYear.Should().Be(1956);
view1.Fullname.Should().Be("Heisenberg, Walt");
view1.DeactivatedAt.Should().BeNull();
view1.Lifetime.Should().BeNull();
}
reader1.TryGet(inactiveUser.Id, out view1).Should().BeTrue();
if (view1 != null)
{
view1.Id.Should().Be(inactiveUser.Id);
view1.BirthMonth.Should().Be(8);
view1.BirthYear.Should().Be(1979);
view1.Fullname.Should().Be("Bruce Pinkman, Jesse");
view1.DeactivatedAt.Should().NotBeNull();
view1.Lifetime.Should().NotBeNull();
}
var reader2 = documentStore.GetReader <Guid, ActiveUserView>();
reader2.TryGet(activeUser.Id, out ActiveUserView view2).Should().BeTrue();
if (view2 != null)
{
view2.Id.Should().Be(activeUser.Id);
}
reader2.TryGet(inactiveUser.Id, out view2).Should().BeFalse();
}
